Noah Webster's New International Dictionary of the English Language

1. (inf.) of Wit.

2. (n.) To know; to learn.

3. (v.) Mind; intellect; understanding; sense.

4. (n.) A mental faculty, or power of the mind; -- used in this sense chiefly in the plural, and in certain phrases; as, to lose one's wits; at one's wits' end, and the like.

5. (v.) Felicitous association of objects not usually connected, so as to produce a pleasant surprise; also. the power of readily combining objects in such a manner.

6. (n.) A person of eminent sense or knowledge; a man of genius, fancy, or humor; one distinguished for bright or amusing sayings, for repartee, and the like.